(2S,4S)-4-fluoropyrrolidine-2-carboxylic acid

(R)-1-Boc-3-methyl-piperazine

1-N-Boc-piperazine-3-carboxylic acid methyl ester

(S)-1-Boc-2-isopropyl-piperazine

1-Boc-2-isopropyl-piperazine

1-Boc-3-isopropyl-piperazine

4-(methoxycarbonyl)phenylboronic acid